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Power management

Power management

Power management forum

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Texas Instruments (TI) Power management support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search power management IC content or ask technical support questions on everything from linear and DC/DC switching regulators to battery management and LED drivers. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
Frequent questions
  • [FAQ] TPS6594-Q1: Gui Composer Firmware update fails.

    Chris Sterzik
    Chris Sterzik
    Part Number: TPS6594-Q1 When performing a GUI Composer Firmware update the following message appears: Without disconnecting the EVM from the PC, update the DFU driver with the driver found in this package: http://www.ti.com/lit/zip/sbac253 As…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24105: Why does the battery charger's output voltage and current show several pulses before charge termination?

    Jeff F
    Jeff F
    Part Number: BQ24105 Other Parts Discussed in Thread: BQ24115 , BQ24171 , , BQ24125 , BQ24172 A block diagram of the BQ24171, BQ24172, BQ24105, BQ24115, BQ24125 connection to the battery is shown below: The charge current flowing across the resistances…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LM2105: Half-Bridge Gate Driver Minimum Current Calculator

    Alex Weaver
    Alex Weaver
    Part Number: LM2105 Hello, I wanted to attach a file to help calculate the minimum drive current needed for Half-Bridge gate drivers: Half Bridge Minimum Drive Current Calculator.xlsx This file will allow users to input their circuit parameters…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS546D24S: I have been using the TPS546D24A, now I see the TPS546D24S. What are the differences?

    Peter James Miller
    Peter James Miller
    Part Number: TPS546D24S Other Parts Discussed in Thread: TPS546D24A , , TPS546D24 , TPS546B24A , TPS546B24S , TPS546A24S , TPS546A24A I am have been using the TPS546D24A and now I see the TPS546D24S on-line, this brings up several questions? Is…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LM2105: How do I choose the best half-bridge gate driver for DC motor drive applications?

    Olivia Brandel
    Olivia Brandel
    Part Number: LM2105 Other Parts Discussed in Thread: UCC27710 How do I choose the best half-bridge gate driver for DC motor drive applications? *Update: Read more detail in the application note: How to Choose a Gate Driver for DC Motor Drives * …
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS7H5001-SP: Duty Cycle Limits for a TPS7H500X-SP Controller

    Daniel Hartung
    Daniel Hartung
    Part Number: TPS7H5001-SP The TPS7H500X-SP family of controllers have both minimum and maximum duty cycle limits that have to be taken into account when using the controller Maximum Duty Cycle The maximum duty cycle is easier to take into account…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ25620: BQ2562x Calculator Tool

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ25620 Hello! Please find the attached calculator for the BQ2562x Family. BQ2562x Calculator.xlsx Regards, Mike Emanuel
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] Does TI offer engineering model (/EM) versions of the rad-hard -SP & rad-tolerant -SEP space-grade devices?

    Wade Vonbergen
    Wade Vonbergen
    {ANS} For a number of our most popular QML Class-V radiation-hardened ceramic packaged devices (denoted with the -SP at the end of the part number) TI does offer engineering model ”/EM” versions and if these /EM parts are available you can find these…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ40Z50-R2: BQ40Z50-R5 programming error

    Star Xu
    Star Xu
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 , BQSTUDIO Hi The customer use BQ40Z50, they update the firmware to BQ40Z50-R5, and appear the window as below. Does it normal? Waiting for your reply. Thanks Star
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP5813: Is there a public LP5813EVM GUI?

    Hardy Wu
    Hardy Wu
    Other Parts Discussed in Thread: LP5813 Dear users, Here is the draft version GUI of 3 x 4 matrix RGB LED driver LP5813 evaluation module, that you can use it to evaluate all features for LP5813 quickly. The install file is in below reply.
    • over 2 years ago
    • Power management
    • Power management forum
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  • Answered

    LM51551-Q1: Filter on SEPIC architecture output for making +/- 60 V form 11 V input 0 Locked

    200 views
    3 replies
    Latest over 1 year ago
    by Moritz
  • Not Answered

    TPS22995: Is there any risk when Vbais set 1.0V?. 0 Locked

    152 views
    1 reply
    Latest over 1 year ago
    by Arush Gupta
  • Answered

    UCC2808-1: Excel calculator/Loop compensation calculator for TI push pull converter ICs 0 Locked

    1185 views
    5 replies
    Latest over 1 year ago
    by Sahil Gupta
  • Answered

    TPSF12C3: "Nominal input voltage" on quickstart calculator 0 Locked

    274 views
    1 reply
    Latest over 1 year ago
    by Naresh Adepu
  • Suggested Answer

    TPSM84205: EMI filter 0 Locked

    309 views
    5 replies
    Latest over 1 year ago
    by Gui He
  • Suggested Answer

    TPS22995: Is there any risk when Vbais set 1.0V? 0 Locked

    154 views
    1 reply
    Latest over 1 year ago
    by Arush Gupta
  • Not Answered

    TPS929240-Q1: About the EEPROM of TPS929240 0 Locked

    219 views
    1 reply
    Latest over 1 year ago
    by Hailee Xu
  • Answered

    BQ25120F3A: Regarding BQ25120F3A I2C Parameters. 0 Locked

    228 views
    4 replies
    Latest over 1 year ago
    by Mahesh Malyam
  • Suggested Answer

    TPS92520-Q1: TPS92520 analog dimming accuracy 0 Locked

    266 views
    1 reply
    Latest over 1 year ago
    by Hailee Xu
  • Suggested Answer

    TPS2493: back-to-back connection 0 Locked

    200 views
    1 reply
    Latest over 1 year ago
    by Kunal Goel
  • Suggested Answer

    TPS22811: Pin10 = DNC. Is that a recommendation or a rule? 0 Locked

    303 views
    2 replies
    Latest over 1 year ago
    by Arush Gupta
  • Answered

    BQ25638: Default behaviour setting 0 Locked

    179 views
    1 reply
    Latest over 1 year ago
    by Ning T
  • Answered

    BQ24193: Design Validation 0 Locked

    312 views
    6 replies
    Latest over 1 year ago
    by srinivas muniswami
  • Answered

    TPS274C65CP: Inquiry Regarding TPS274C65CP Application in PWM-Controlled Heating System 0 Locked

    243 views
    3 replies
    Latest over 1 year ago
    by Patrick Shalton
  • Not Answered

    TPS65994AE: We tested the FV at GRL, and there was a test item of 3.3.6 & 3.7.2.2 0 Locked

    326 views
    6 replies
    Latest over 1 year ago
    by Shubha T R1
  • Suggested Answer

    TPS565201: Large ripple when unloaded or lightly loaded 0 Locked

    240 views
    1 reply
    Latest over 1 year ago
    by Shipeng Cheng
  • Not Answered

    TPS61022: Continuous Output Current 0 Locked

    216 views
    1 reply
    Latest over 1 year ago
    by Nathan Ding
  • Not Answered

    TPS61040-Q1: Uncertain behavior with higher temperature 0 Locked

    361 views
    8 replies
    Latest over 1 year ago
    by Lei Zhong
  • Suggested Answer

    LP5012: Support is needed 0 Locked

    213 views
    1 reply
    Latest over 1 year ago
    by Jared Zhou
  • Answered

    TLC6946: Refresh rate 0 Locked

    209 views
    4 replies
    Latest over 1 year ago
    by Monet Xu
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